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081017s 1993ne ||||| |||| 00| 0 eng d |
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|a 9073041163
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|a Mettrick, Hal
|9 28463
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|a Development oriented research in agriculture
|b an ICRA textbook
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| 260 |
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|a Wageningen
|b International Centre for Development Oriented research in Agriculture
|c c1993
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| 300 |
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|a 285 p.
|b il.
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| 650 |
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0 |
|a AGRICULTURA
|9 964
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| 650 |
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0 |
|a INVESTIGACION
|9 292
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| 650 |
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0 |
|a METODOS
|9 212
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|a EXPERIMENTACION
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|a EVALUACION
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|a 021569
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|a m
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|a OK
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|a DO
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|a DIF
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|a N
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| 910 |
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|a 90-73041-16-3
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| 924 |
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|a Development oriented research in agriculture
|s an ICRA textbook
|t Development oriented research in agriculture
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| 928 |
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|a Mettrick
|b Hal
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| 945 |
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|a c1993
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| 948 |
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|a NL
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| 950 |
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|a en
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| 965 |
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|a AGRICULTURA
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| 965 |
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|a INVESTIGACION
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| 965 |
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|a METODOS
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| 965 |
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|a EXPERIMENTACION
|
| 965 |
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|a EVALUACION
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| 976 |
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|a AAG
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| 977 |
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|a 022564
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| 984 |
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|a 1 ej.
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| 985 |
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|a PRE14
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| 987 |
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|a AGROVOC
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| 917 |
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|a GM
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| 917 |
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|a GM
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| 917 |
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|a GM
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| 917 |
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|a GM
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| 917 |
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|a GM
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| 947 |
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|e International Centre for Development Oriented research in Agriculture
|l Wageningen
|
| 915 |
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|e 285 p.
|i il.
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| 975 |
|
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|c 631
|l MET
|z 1993
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| 992 |
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|a Extensión y Sociología Rurales
|c Extensión y Sociología Rurales
|m Sociología y Extensión Agraria
|
| 942 |
0 |
0 |
|c LIBRO14D
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| 999 |
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|c 16075
|d 16075
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| 090 |
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|a 631 MET
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